drivers/acpi/namespace/nsdumpdv.c

   1 /******************************************************************************
   2  *
   3  * Module Name: nsdump - table dumping routines for debug
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2005, R. Byron Moore
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43
  44
  45 #include <acpi/acpi.h>
  46
  47
  48 /* TBD: This entire module is apparently obsolete and should be removed */
  49
  50 #define _COMPONENT          ACPI_NAMESPACE
  51          ACPI_MODULE_NAME    ("nsdumpdv")
  52
  53 #ifdef ACPI_OBSOLETE_FUNCTIONS
  54 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  55
  56 #include <acpi/acnamesp.h>
  57
  58 /*******************************************************************************
  59  *
  60  * FUNCTION:    acpi_ns_dump_one_device
  61  *
  62  * PARAMETERS:  Handle              - Node to be dumped
  63  *              Level               - Nesting level of the handle
  64  *              Context             - Passed into walk_namespace
  65  *              return_value        - Not used
  66  *
  67  * RETURN:      Status
  68  *
  69  * DESCRIPTION: Dump a single Node that represents a device
  70  *              This procedure is a user_function called by acpi_ns_walk_namespace.
  71  *
  72  ******************************************************************************/
  73
  74 static acpi_status
  75 acpi_ns_dump_one_device (
  76         acpi_handle                     obj_handle,
  77         u32                             level,
  78         void                            *context,
  79         void                            **return_value)
  80 {
  81         struct acpi_buffer              buffer;
  82         struct acpi_device_info         *info;
  83         acpi_status                     status;
  84         u32                             i;
  85
  86
  87         ACPI_FUNCTION_NAME ("ns_dump_one_device");
  88
  89
  90         status = acpi_ns_dump_one_object (obj_handle, level, context, return_value);
  91
  92         buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
  93         status = acpi_get_object_info (obj_handle, &buffer);
  94         if (ACPI_SUCCESS (status)) {
  95                 info = buffer.pointer;
  96                 for (i = 0; i < level; i++) {
  97                         ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " "));
  98                 }
  99
 100                 ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES,
 101                         "    HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
 102                         info->hardware_id.value, ACPI_FORMAT_UINT64 (info->address),
 103                         info->current_status));
 104                 ACPI_MEM_FREE (info);
 105         }
 106
 107         return (status);
 108 }
 109
 110
 111 /*******************************************************************************
 112  *
 113  * FUNCTION:    acpi_ns_dump_root_devices
 114  *
 115  * PARAMETERS:  None
 116  *
 117  * RETURN:      None
 118  *
 119  * DESCRIPTION: Dump all objects of type "device"
 120  *
 121  ******************************************************************************/
 122
 123 void
 124 acpi_ns_dump_root_devices (
 125         void)
 126 {
 127         acpi_handle                     sys_bus_handle;
 128         acpi_status                     status;
 129
 130
 131         ACPI_FUNCTION_NAME ("ns_dump_root_devices");
 132
 133
 134         /* Only dump the table if tracing is enabled */
 135
 136         if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
 137                 return;
 138         }
 139
 140         status = acpi_get_handle(NULL, ACPI_NS_SYSTEM_BUS, &sys_bus_handle);
 141         if (ACPI_FAILURE (status)) {
 142                 return;
 143         }
 144
 145         ACPI_DEBUG_PRINT ((ACPI_DB_TABLES,
 146                 "Display of all devices in the namespace:\n"));
 147
 148         status = acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, sys_bus_handle,
 149                          ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
 150                          acpi_ns_dump_one_device, NULL, NULL);
 151 }
 152
 153 #endif
 154 #endif
 155
 156